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3054942 = 2331137139
BaseRepresentation
bin1011101001110101011110
312202012121000
423221311132
51240224232
6145251130
734652352
oct13516536
95665530
103054942
1117a7250
121033aa6
1382c677
14597462
1540527c
hex2e9d5e

3054942 has 64 divisors (see below), whose sum is σ = 7660800. Its totient is φ = 894240.

The previous prime is 3054937. The next prime is 3054949. The reversal of 3054942 is 2494503.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3054949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21909 + ... + 22047.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

Almost surely, 23054942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3054942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3830400).

3054942 is an abundant number, since it is smaller than the sum of its proper divisors (4605858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3054942 is a wasteful number, since it uses less digits than its factorization.

3054942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3054942 is about 1747.8392374586. The cubic root of 3054942 is about 145.1000815204.

The spelling of 3054942 in words is "three million, fifty-four thousand, nine hundred forty-two".

Divisors: 1 2 3 6 9 11 18 22 27 33 37 54 66 74 99 111 139 198 222 278 297 333 407 417 594 666 814 834 999 1221 1251 1529 1998 2442 2502 3058 3663 3753 4587 5143 7326 7506 9174 10286 10989 13761 15429 21978 27522 30858 41283 46287 56573 82566 92574 113146 138861 169719 277722 339438 509157 1018314 1527471 3054942